Here is a list of all files with brief descriptions:

[detail level 12345]

▼ include
▼ libopencm3
▼ cm3
assert.h
common.h
cortex.h
doc-cm3.h
dwt.h
fpb.h
itm.h
cm3/memorymap.h
mpu.h
cm3/nvic.h
scb.h
scs.h
sync.h
systick.h
tpiu.h
vector.h	Definitions for handling vector tables
▼ dispatch
dispatch/nvic.h
▼ sam
▼ 4l
4l/adcife.h
4l/gpio.h
sam/4l/memorymap.h
sam/4l/nvic.h
4l/pm.h
4l/scif.h
▼ common
gpio_common_all.h
adcife.h
gpio.h
sam/memorymap.h
pm.h
scif.h
usart.h
▼ lib
▼ cm3
assert.c
dwt.c
nvic.c
scb.c
sync.c
systick.c
vector.c
▼ dispatch
vector_chipset.c
dispatch/vector_nvic.c
▼ sam
▼ 4l
adcife.c
gpio.c
pm.c
scif.c
usart.c
sam/4l/vector_nvic.c
▼ common
usart_common_all.c